| 释义 |
dial-up access Pertaining to establishing a connection to the Internet over the public switched tele- phone network (PSTN) by dialing the telephone number of an Internet service provider (ISP).The term implies the use of an analog local loop and a modem or ISDN service and a terminal adapter (TA). Note: A dial-up connection usually involves dialing the number using a telephone equipped with a keypad, rather than a dial. See also analog, dial, Internet, ISDN, ISP, keypad, local loop, modem, PSTN, and TA. 74570c04.qxd 9/11/07 12:19 PM Page 133 |